MAMP Installation Errors - Resolved

If you're a macOS user trying to install MAMP PRO, you might encounter an issue where the installation is blocked due to insufficient system permissions. In this article, we'll discuss the steps you need to take to grant full access permissions to the necessary components in order to complete the installation process.

First of all, ensure that you are installing MAMP PRO as an Administrator, for more details, refer to the following articles:



MAMP PRO is a popular web development tool that allows users to create and manage local web servers on their Macs. However, when attempting to install the software, some users may encounter an error message that states the installer cannot be opened due to security settings. This is a common issue that can be resolved by granting full access permissions to the following applicatoins:

  • de.appsolute
  • Installer

Here's how to grant these permissions:

  • Open System Preferences by clicking on the Apple icon in the top left corner of your screen and selecting "System Preferences" from the dropdown menu.
  • Click on "Security & Privacy."
  • Select the "Privacy" tab.
  • Scroll down and select "Full Disk Access" from the list of options on the left.
  • Click on the lock icon in the bottom left corner of the window and enter your system password when prompted.
  • Click on the "+" button and select the "de.appsolute" file from your Applications folder.
  • Repeat step 6 for both the "Installer" and "MAMP PRO" files.
  • Close the window and try installing MAMP PRO again.

For the reference, please use the screenshot below:

By granting full access permissions to these system components, you should now be able to successfully install MAMP PRO on your macOS machine.

In conclusion, while encountering installation issues can be frustrating, it's important to remember that these types of errors are often caused by simple configuration issues that can be resolved with a few simple steps. By granting full access permissions to the necessary components, you can quickly and easily install MAMP PRO and start using it to build and manage your local web projects.